soil heavy metal pollution 土壤重金属污染
anti-heavy metal pollution 抗重金属污染
water heavy metal pollution 水体重金属污染
mixed heavy metal pollution 重金属复合污染
single heavy metal pollution 单一重金属污染
marine heavy metal pollution 海洋重金属污染
Heavy Metal Pollution History 重金属污染历史
combined heavy metal pollution 重金属复合污染
Chang 'an has emerged that heavy metal pollution in soil.
表明长安区表层土壤已出现重金属污染。
Objective To explore heavy metal pollution in mining and its effect on health.
目的探讨矿区环境重金属污染及其机体健康效应。
Irrigating soil with sludge and sewage is one of main reasons causing soil heavy metal pollution.
施用污泥及污水灌溉是造成土壤重金属污染的重要原因之一。
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